mirror of
https://github.com/cryb-to/cryb-to.git
synced 2024-12-23 13:01:08 +00:00
330 lines
10 KiB
C
330 lines
10 KiB
C
/*-
|
||
* Copyright (c) 2013-2014 The University of Oslo
|
||
* Copyright (c) 2014-2016 Dag-Erling Smørgrav
|
||
* All rights reserved.
|
||
*
|
||
* Redistribution and use in source and binary forms, with or without
|
||
* modification, are permitted provided that the following conditions
|
||
* are met:
|
||
* 1. Redistributions of source code must retain the above copyright
|
||
* notice, this list of conditions and the following disclaimer.
|
||
* 2. Redistributions in binary form must reproduce the above copyright
|
||
* notice, this list of conditions and the following disclaimer in the
|
||
* documentation and/or other materials provided with the distribution.
|
||
* 3. The name of the author may not be used to endorse or promote
|
||
* products derived from this software without specific prior written
|
||
* permission.
|
||
*
|
||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||
* SUCH DAMAGE.
|
||
*/
|
||
|
||
#include "cryb/impl.h"
|
||
|
||
#include <sys/types.h>
|
||
|
||
#include <errno.h>
|
||
#include <stdint.h>
|
||
#include <string.h>
|
||
|
||
#include <cryb/rfc4648.h>
|
||
|
||
#include <cryb/test.h>
|
||
|
||
struct t_case {
|
||
const char *desc;
|
||
int (*func)(const char *, size_t, char *, size_t *);
|
||
const char *in; /* input string */
|
||
size_t ilen; /* input length */
|
||
const char *out; /* expected output string or NULL */
|
||
size_t blen; /* initial value for olen or 0 */
|
||
size_t olen; /* expected value for olen */
|
||
int ret; /* expected return value */
|
||
int err; /* expected errno if ret != 0 */
|
||
};
|
||
|
||
/* basic encoding / decoding */
|
||
#define T_ENCODE_N(N, i, o) \
|
||
{ "base"#N"_encode("#i")", b##N##enc, i, sizeof i - 1, \
|
||
o, sizeof o, sizeof o, 0, 0 }
|
||
#define T_DECODE_N(N, i, o) \
|
||
{ "base"#N"_decode("#i")", b##N##dec, i, sizeof i - 1, \
|
||
o, sizeof o - 1, sizeof o - 1, 0, 0 }
|
||
#define T_ENCODE(p, b32, b64) \
|
||
T_ENCODE_N(32, p, b32), T_ENCODE_N(64, p, b64)
|
||
#define T_DECODE(p, b32, b64) \
|
||
T_DECODE_N(32, b32, p), T_DECODE_N(64, b64, p)
|
||
|
||
/* roundtrip encoding tests */
|
||
#define T_ENCDEC_N(N, p, e) \
|
||
T_ENCODE_N(N, p, e), T_DECODE_N(N, e, p)
|
||
#define T_ENCDEC(p, b32, b64) \
|
||
T_ENCDEC_N(32, p, b32), T_ENCDEC_N(64, p, b64)
|
||
|
||
/* decoding failure */
|
||
#define T_DECODE_FAIL_N(N, e, i) \
|
||
{ "base"#N"_decode("#i")", b##N##dec, i, sizeof i - 1, \
|
||
NULL, 0, 0, -1, e }
|
||
#define T_DECODE_FAIL(e, b32, b64) \
|
||
T_DECODE_FAIL_N(32, e, b32), T_DECODE_FAIL_N(64, e, b64)
|
||
|
||
/* input string shorter than input length */
|
||
#define T_SHORT_INPUT_DEC(N, i) \
|
||
{ "base"#N"_decode (short input)", b##N##dec, i, sizeof i + 2, \
|
||
NULL, 0, base##N##_declen(sizeof i - 1), 0, 0 }
|
||
#define T_SHORT_INPUT() \
|
||
T_SHORT_INPUT_DEC(32, "AAAAAAAA"), \
|
||
T_SHORT_INPUT_DEC(64, "AAAA")
|
||
|
||
/* output string longer than output length */
|
||
#define T_LONG_OUTPUT_ENC(N, i) \
|
||
{ "base"#N"_enc (long output)", b##N##enc, i, sizeof i - 1, \
|
||
NULL, 1, base##N##_enclen(sizeof i - 1) + 1, -1, ENOSPC }
|
||
#define T_LONG_OUTPUT_DEC(N, i) \
|
||
{ "base"#N"_decode (long output)", b##N##dec, "AAAAAAAA", 8, \
|
||
NULL, 1, base##N##_declen(sizeof i - 1), -1, ENOSPC }
|
||
#define T_LONG_OUTPUT() \
|
||
T_LONG_OUTPUT_ENC(32, "foo"), \
|
||
T_LONG_OUTPUT_DEC(32, "AAAAAAAA"), \
|
||
T_LONG_OUTPUT_ENC(64, "foo"), \
|
||
T_LONG_OUTPUT_DEC(64, "AAAA")
|
||
|
||
static const char b64alphabet[] =
|
||
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
|
||
"abcdefghijklmnopqrstuvwxyz"
|
||
"0123456789+/";
|
||
static const char b64complete[] = {
|
||
0x00, 0x10, 0x83, 0x10, 0x51, 0x87,
|
||
0x20, 0x92, 0x8b, 0x30, 0xd3, 0x8f,
|
||
0x41, 0x14, 0x93, 0x51, 0x55, 0x97,
|
||
0x61, 0x96, 0x9b, 0x71, 0xd7, 0x9f,
|
||
0x82, 0x18, 0xa3, 0x92, 0x59, 0xa7,
|
||
0xa2, 0x9a, 0xab, 0xb2, 0xdb, 0xaf,
|
||
0xc3, 0x1c, 0xb3, 0xd3, 0x5d, 0xb7,
|
||
0xe3, 0x9e, 0xbb, 0xf3, 0xdf, 0xbf,
|
||
0x00
|
||
};
|
||
|
||
static const char b32alphabet[] =
|
||
"ABCDEFGHIJKLMNOPQRSTUVWXYZ234567";
|
||
static const char b32complete[] = {
|
||
0x00, 0x44, 0x32, 0x14, 0xc7,
|
||
0x42, 0x54, 0xb6, 0x35, 0xcf,
|
||
0x84, 0x65, 0x3a, 0x56, 0xd7,
|
||
0xc6, 0x75, 0xbe, 0x77, 0xdf,
|
||
0x00
|
||
};
|
||
|
||
static int
|
||
b32enc(const char *in, size_t ilen, char *out, size_t *olen)
|
||
{
|
||
|
||
return (base32_encode((const uint8_t *)in, ilen, out, olen));
|
||
}
|
||
|
||
static int
|
||
b32dec(const char *in, size_t ilen, char *out, size_t *olen)
|
||
{
|
||
|
||
return (base32_decode(in, ilen, (uint8_t *)out, olen));
|
||
}
|
||
|
||
static int
|
||
b64enc(const char *in, size_t ilen, char *out, size_t *olen)
|
||
{
|
||
|
||
return (base64_encode((const uint8_t *)in, ilen, out, olen));
|
||
}
|
||
|
||
static int
|
||
b64dec(const char *in, size_t ilen, char *out, size_t *olen)
|
||
{
|
||
|
||
return (base64_decode(in, ilen, (uint8_t *)out, olen));
|
||
}
|
||
|
||
static struct t_case t_cases[] = {
|
||
/* complete alphabet */
|
||
T_ENCDEC_N(32, b32complete, b32alphabet),
|
||
T_ENCDEC_N(64, b64complete, b64alphabet),
|
||
|
||
/* test vectors from RFC 4648 */
|
||
/* plain base32 base64 */
|
||
T_ENCDEC("", "", ""),
|
||
T_ENCDEC("f", "MY======", "Zg=="),
|
||
T_ENCDEC("fo", "MZXQ====", "Zm8="),
|
||
T_ENCDEC("foo", "MZXW6===", "Zm9v"),
|
||
T_ENCDEC("foob", "MZXW6YQ=", "Zm9vYg=="),
|
||
T_ENCDEC("fooba", "MZXW6YTB", "Zm9vYmE="),
|
||
T_ENCDEC("foobar", "MZXW6YTBOI======", "Zm9vYmFy"),
|
||
|
||
/* zeroes */
|
||
T_ENCDEC("\0\0\0", "AAAAA===", "AAAA"),
|
||
|
||
/* sloppy padding */
|
||
T_DECODE_N(32, "MY=====", "f"),
|
||
T_DECODE_N(32, "MY====", "f"),
|
||
T_DECODE_N(32, "MY===", "f"),
|
||
T_DECODE_N(32, "MY==", "f"),
|
||
T_DECODE_N(32, "MY=", "f"),
|
||
T_DECODE_N(32, "MY", "f"),
|
||
T_DECODE_N(64, "Zg=", "f"),
|
||
T_DECODE_N(64, "Zg", "f"),
|
||
|
||
/* whitespace */
|
||
/* plain base32 base64 */
|
||
T_DECODE("tst", "ORZX I===", "dH N0"),
|
||
T_DECODE("tst", "ORZX\tI===", "dH\tN0"),
|
||
T_DECODE("tst", "ORZX\rI===", "dH\rN0"),
|
||
T_DECODE("tst", "ORZX\nI===", "dH\nN0"),
|
||
|
||
/* invalid character in data */
|
||
T_DECODE_FAIL(EINVAL, "AA!AAAAAA", "AA!A"),
|
||
|
||
/* invalid character in padding */
|
||
T_DECODE_FAIL(EINVAL, "AAAAA==!", "AA=!"),
|
||
|
||
/* padding with no data */
|
||
T_DECODE_FAIL(EINVAL, "AAAAAAAA=", "AAAA="),
|
||
|
||
/* data after padding */
|
||
T_DECODE_FAIL(EINVAL, "AA=A", "AA=A"),
|
||
|
||
/* padding in the wrong place, or non-zero bits in padding */
|
||
T_DECODE_FAIL_N(32, EINVAL, "A======="),
|
||
T_DECODE_N (32, "AA======", "\x00"),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AB======"),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AC======"),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AD======"),
|
||
T_DECODE_N (32, "AE======", "\x01"),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAA====="),
|
||
T_DECODE_N (32, "AAAA====", "\x00\x00"),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAB===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAC===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAD===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAE===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAF===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAG===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAH===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAI===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAJ===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAK===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAL===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAM===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAN===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAO===="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAP===="),
|
||
T_DECODE_N (32, "AAAQ====", "\x00\x01"),
|
||
T_DECODE_N (32, "AAAAA===", "\x00\x00\x00"),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAAB==="),
|
||
T_DECODE_N (32, "AAAAC===", "\x00\x00\x01"),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAAAA=="),
|
||
T_DECODE_N (32, "AAAAAAA=", "\x00\x00\x00\x00"),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAAAAB="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAAAAC="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAAAAD="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAAAAE="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAAAAF="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAAAAG="),
|
||
T_DECODE_FAIL_N(32, EINVAL, "AAAAAAH="),
|
||
T_DECODE_N (32, "AAAAAAI=", "\x00\x00\x00\x01"),
|
||
T_DECODE_N (32, "AAAAAAAA", "\x00\x00\x00\x00\x00"),
|
||
|
||
T_DECODE_FAIL_N(64, EINVAL, "A==="),
|
||
T_DECODE_N (64, "AA==", "\x00"),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AB=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AC=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AD=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AE=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AF=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AG=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AH=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AI=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AJ=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AK=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AL=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AM=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AN=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AO=="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AP=="),
|
||
T_DECODE_N (64, "AQ==", "\x01"),
|
||
T_DECODE_N (64, "AAA=", "\x00\x00"),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AAB="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AAC="),
|
||
T_DECODE_FAIL_N(64, EINVAL, "AAD="),
|
||
T_DECODE_N (64, "AAE=", "\x00\x01"),
|
||
|
||
/* various error conditions */
|
||
T_SHORT_INPUT(),
|
||
T_LONG_OUTPUT(),
|
||
};
|
||
|
||
/*
|
||
* Encoding test function
|
||
*/
|
||
static int
|
||
t_rfc4648(char **desc CRYB_UNUSED, void *arg)
|
||
{
|
||
struct t_case *t = arg;
|
||
char buf[256];
|
||
size_t len;
|
||
int ret;
|
||
|
||
len = t->blen ? t->blen : sizeof buf;
|
||
ret = t->func(t->in, t->ilen, buf, &len);
|
||
if (ret != t->ret) {
|
||
t_printv("expected return code %d, got %d\n",
|
||
t->ret, ret);
|
||
return (0);
|
||
}
|
||
if (t->out && len != t->olen) {
|
||
t_printv("expected output length %zu, got %zu\n",
|
||
t->olen, len);
|
||
return (0);
|
||
}
|
||
if (t->ret != 0 && errno != t->err) {
|
||
t_printv("expected errno %d, got %d\n",
|
||
t->err, errno);
|
||
return (0);
|
||
}
|
||
if (t->ret == 0 && t->out && strncmp(buf, t->out, len) != 0) {
|
||
t_printv("expected '%.*s' got '%.*s'\n",
|
||
(int)t->olen, t->out, (int)len, buf);
|
||
return (0);
|
||
}
|
||
return (1);
|
||
}
|
||
|
||
|
||
/***************************************************************************
|
||
* Boilerplate
|
||
*/
|
||
|
||
static int
|
||
t_prepare(int argc, char *argv[])
|
||
{
|
||
int i, n;
|
||
|
||
(void)argc;
|
||
(void)argv;
|
||
n = sizeof t_cases / sizeof t_cases[0];
|
||
for (i = 0; i < n; ++i)
|
||
t_add_test(t_rfc4648, &t_cases[i], "%s", t_cases[i].desc);
|
||
return (0);
|
||
}
|
||
|
||
int
|
||
main(int argc, char *argv[])
|
||
{
|
||
|
||
t_main(t_prepare, NULL, argc, argv);
|
||
}
|